<?php
	if(isset($_COOKIE['studialusername']) && isset($_COOKIE['studialuserpwd']) && isset($_COOKIE['studialuserid']))
	{
			setcookie('studialusername','', time() -3600,'/');	
			setcookie('studialuserpwd', '', time() -3600, '/');
			setcookie('studialuserid', '', time() -3600, '/');
			header('location: unlogged/index.php');
	}
	

?>